alarm

US /əˈlɑːrm/
UK /əˈlɑːrm/
"alarm" picture
1.

a warning sound or signal

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•
The fire alarm blared loudly.
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Set your alarm for 6 AM.
:
warningsignalbellsiren
2.

a feeling of fear or anxiety

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The news filled her with alarm.
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He looked at the empty cage with growing alarm.
:
fearanxietydreadapprehensionpanic
1.

to make someone feel frightened, disturbed, or in danger

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The sudden noise alarmed the sleeping child.
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His strange behavior began to alarm his friends.
:
frightenscaredisturbworryunsettle
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alarmingalarmedalarm clocksmoke alarmfire alarmburglar alarm